Selenium oxide
[化] 二氧化硒
🧩 词语组成解析
selenium
[[si'li:njəm]]
n. 硒\\n[化] 硒Se
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
Did you finish the ...?
你完成了……吗？
They are looking forward to the summer vacation.
他们正盼望着暑假的来临。
There is only enough spring water to supply the needs of the houses, so we have to pump from the river for farm use.
泉水只能满足家庭生活用水，因此我们必须从河里抽水以用于农业生产。